Best 30 inch granite under-mount kitchen sinks

When it comes to choosing a sink for your kitchen, under-mount sinks present quite an impression. The biggest facility of these sinks is that there is no lip or crevice to catch any dirt.

 It’s because under-mount sinks are installed in a way that the edge of the sink is not revealed. So it saves you the extra space and lets you make good use of it otherwise.

But among all the best brands of house components, you might get confused finding out the best possible ones. It’s not very hard if someone assists you there.

So here we are with our top 5 best 30-inch granite under-mount sinks that are available out in the market. We have described all the great features they have to offer through the article. So stick to the end.

What’s an under-mount sink?

Under-mount sinks are installed on your kitchen countertop. Unlike most sinks, they save a lot of space for your kitchen cabinet. Under-mount sinks are made of many materials. Such as stainless steel, cast iron but granite is the best-used material for under-mount sinks according to experts. Under-mount sinks are available in single and double bowls.

1. BLANCO, Anthracite 441094 DIAMOND SILGRANIT

First, we have Blanco Anthracite 441094. It’s from the renowned brand Blanco. Blanco is a leading brand when it comes to kitchen sinks. They are famous for their very own durable material SILGRANIT. It gives your kitchen a sophisticated look with that anthracite color.

This self-rimming style sink is made of Granite. It weighs 45 pounds only with the dimensions of 33.5 x 22 x 9.5 inches. It is shaped in Rectangular and with that material, it prevents unnecessary scratches.

The installation method is Drop in; under-mount. The package contains an installation guide, so make sure you follow it or hire an expert to avoid the faults.

Key features:

  • Material: Granite composite
  • Style: Self rimming
  • Color: Anthracite
  • Shape: Rectangular
  • Weight: 45 pounds
  • Dimensions: 33.5 x 22 x 9.5 inches
  • Installation method: Under-mount

2. Ruvati 30 x 20 inch Drop-in Granite Composite Single Bowl Kitchen Sink

Next, we have a Ruvati Granite composite single bowl kitchen sink. It comes from the brand called Ruvati. Ruvati is a leading brand in the house component market with their exclusive products around the world.

This under-mount sink is made of Granite composite and it’s available in Midnight black color. This color gives your kitchen a rich look that you wouldn’t want to miss out on.

This natural matte stone finished sink weighs only 37.3 pounds with the dimensions of 30 x 20 x 8 inches. It’s a rectangular-shaped sink like the previous one with a single bowl.

The installation method is drop-in. We suggest you hire an expert to settle the sink perfectly to lessen the hassle.

Key features:

  • Material: Granite composite
  • Finish: Matte stone
  • Color: Midnight black
  • Shape: Rectangular
  • Weight: 37.3 pounds
  • Dimensions: 30 x 20 x 8 inches
  • Installation method: Drop-in 

3. Kraus Quarza Kitchen Sink

Now we have the Kraus Quarza Kitchen sink. It’s from the brand name Kraus. This sink is different from the previous ranked ones. Quarza series sinks are built differently to last long. They are known for their longevity around the world.

This sink is made of Granite, Resin, and stone. The combination of all these premium materials will give you the feel of the real stone with durability. It comes with a 60/40 bowl with the dimensions of 33 x 22 x 10.75 inches.

This modern sink comes in black color and weighs only 37.4 pounds. It’s a rectangular-shaped sink as well. The installation method is drop-in. And since it’s a dual mount sink kindly follow the manufacturer’s guide to fit all the parts together to avoid mistakes.

Key features:

  • Material: Granite composite, Resin, and Stone
  • Finish: Black Onyx
  • Style: Modern
  • Color: Black
  • Shape: Rectangular
  • Weight: 37.4 pounds
  • Dimensions: 33 x 22 x 10.75 inches
  • Installation method: Drop-in 

4. Swanstone QZ03322AD.077 Granite 1-Hole

Now we have Swanstone QZ03322AD.077 Granite 1-Hole under-mount sink. This large single-ascend bowl sink comes from the brand called Swanstone. The combination of sophistication and functionality gives their sinks a higher place in the kitchen component market.

This non-rimming style sink is made of Granite material. 80% of real quartz stone is used in this product that only diamond can leave a scratch on it. It’s pre-drilled with a one-hole faucet.

This Nero color sink weighs only 53 pounds with the dimensions of 33-in L X 22-in H X 10-in H. This rectangular-shaped sink gives you an exclusive color with the no-rimming style.

The installation method is under-mount plus the brand gives you a lifetime warranty from the day of the purchase. We suggest you hire an expert to complete the installation process to make it easy.

Key features:

  • Material: Granite
  • Style: No-rimming
  • Color: Nero
  • Shape: Rectangular
  • Weight: 53 pounds
  • Dimensions: 33-in L X 22-in H X 10-in H
  • Installation method: Under-mount  

5. Black Sink Lavello Luxor 100LT 31″ Granite Sink

Finally, we have Black Sink Lavello Luxor 100LT 31″ Granite single bowl sink. This sink is a bit more modified than the normal sinks. It gives you a drainboard on the left side of the sink. It comes from the brand called Sinkfaucets. They are coming into the house products market with their exceptional designs lately.

This versatile sink is made of 80% Granite and 20% Resin. It has a black drain-board positioned on left. It weighs only 33 pounds with the dimensions of 36 x 26.2 x 13.6 inches.

This is also a rectangular-shaped sink. The installation method is given Drop-in. Kindly, follow the manufacturer’s guide to fit the parts or get an expert to avoid the trouble.

Key features:

  • Material: 80% Granite, 20% Resin
  • Style: Black Drainboard Postion: Left
  • Shape: Rectangular
  • Weight: 33 pounds
  • Dimensions: 36 x 26.2 x 13.6 inches.
  • Installation method: Drop-in


What type of under-mount sink is best?

Granite material under-mount sinks are the best among all the other materials that are used. Granite gives you the feel of natural rock and leaves a premium look in your kitchen. This material is prioritized for the reason besides being durable that it prevents your sink to catch any heat or scratch. Experts say only diamond is sharper enough to give your granite sink a scratch.

How big should the under-mount sink be?

The ideal size of your under-mount sink should be between 30” and 33” in length. Even though the average measure for an under-mount sink is 24-36 inches. You can go for a big one if you want to because the bigger the sink larger the bowl you will get.

Are under-mount sinks easier to clean?

Under-mount sinks are easier to clean because they have no lips. This fact makes it smoother to clean these sinks. It will be less hassle if you clean the sink and the countertop at the same time.

Do granite sinks scratch easily?

Granite composite is the most scratch-resistant material that is being used in sinks for a long time. It also prevents your sinks to catch any heat or dirt besides being one of the most durable sink materials on the market. Experts say that only diamond can be sharper enough to leave a scratch on your Granite material sink.

How much space should be in front of an under-mount sink?

Try to keep at least 2 inches of space from the front of the countertop to the sink. It helps you to clean the countertop and the sink comfortably. And keep the same distance also between your back wall and the back of the sink measuring the faucet.


We have put all the details about our top 5 list of the best 30-inch granite under-mount sinks that are available out there in the market. We also added the best possible ones that will be friendly to your budget based on the versatile facilities and features they do offer. The final decision is always yours to make. Kindly, have a quick look at the key features too. If you have any comments or confusion, let us know.